Air Miles Calculator

Distance between Spokane, WA (GEG) and Alpena, MI (APN)

Distance from Spokane to Alpena (Spokane International Airport – Alpena County Regional Airport) is 1621 miles / 2609 kilometers / 1409 nautical miles.

How far is Alpena from Spokane?

There are several ways to calculate distances between Spokane and Alpena. Here are two common methods:

Vincenty's formula (applied above)
  • 1621.273 miles
  • 2609.186 kilometers
  • 1408.848 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 1616.683 miles
  • 2601.800 kilometers
  • 1404.860 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

Flight duration

Estimated flight time from Spokane International Airport (GEG) to Alpena County Regional Airport (APN) is 3 hours 34 minutes.

Time difference and current local times

The time difference between Spokane and Alpena is 3 hours. Alpena is 3 hours ahead of Spokane.

Time Difference

Spokane
Alpena

Spokane, WA

 PST

Alpena, MI

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 178 kg (392 pounds).

Airport information


A Spokane International Airport
City: Spokane, WA
Country: United States Flag of United States
IATA Code: GEG
ICAO Code: KGEG
Coordinates: 47°37′11″N, 117°32′2″W

B Alpena County Regional Airport
City: Alpena, MI
Country: United States Flag of United States
IATA Code: APN
ICAO Code: KAPN
Coordinates: 45°4′41″N, 83°33′37″W

Map

Spokane to Alpena flight map.

Frequent Flyer Miles Calculator

Spokane (GEG) → Alpena (APN).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1621
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1621

Round trip?